Product Parameters
C
CH Series Check valve Technical data
Floating seals prevent contaminants from affecting seals
Working pressures up to:414 bar(6000 psig)
Working Temperature:-23ºC~204ºC
Opening pressure:0.02~1.7 bar(1/3~25 psig)
A variety of termination and body materials are available
Fixed opening pressure,
can be installed in any direction
| Item |
Details |
| Pressure Environment |
High Pressure |
| Functions |
Ddcv Double Lobe, Nvrv Silence, Sfev Rubber Lobe, Nvrz Silence, Nvrg Silence |
| Sealing Type |
Bellows Globe Valve |
| Flow Direction |
Unidirection |
| Standard |
ANSI |
| Applications |
Industrial Usage, Water Industrial Usage, Household Usage |
| Transport Packaging |
standard export package |
| Specification |
50*20MM |
| Trademark |
AFKLOK |
| Place of Origin |
Hunan Province, China |
| Feature 1 |
Floating seals prevent contaminants fr |
| Working Pressure |
up to 414 bar (6000 psig) |
| Working Temperature |
-23ºC - 204ºC Celsius |
| Opening Pressure |
0.02 - 1.7 bar (1/3 - 25 psig) |
| Feature 2 |
A variety of termination and body mat |
| Feature 3 |
Fixed opening pressure |
| Installation Direction |
can be installed in any direction |
| Inlet Body Material |
316L |
| Lift Head Assembly Material |
Fluorocarbon, FKM Bonded, 316 Staini |
| Lift Head Retaining Ring Material |
316L stainless steel/A240 |
| Spring Material |
302 stainless steel / A313 |
| O - Ring Material |
Fluorocarbon FKM |
| Support Ring Material |
PTFE/D1710 |
| Outlet Body Material |
316 stainless steel/A479 |
Certifications
Company Profile
Wofly Group Founded in 2011, Wofly Technology specializes in high-purity fluid control valves and components, and provides integrated gas distribution systems. Our ISO 9001-certified product portfolio-including diaphragm valves, pressure regulators, and precision instrumentation valves-complies with CE, RoHS, and SEMI S2 standards. Engineered for critical applications in semiconductor fabrication, hydrogen energy infrastructure, and photovoltaic manufacturing, our solutions ensure leak-tight performance in ultra-clean environments. With 14-year commitment to advancing gas handling safety, Wofly delivers certified reliability through rigorous quality management systems, supporting global clients in mission-critical industries.
THE GAS DISTRIBUTION MADE BY US FOR OUR CUSTOMER
FAQ
1. who are we? We are based in Hunan, China, start from 2011,sell to Domestic Market(50.00%),Southeast Asia(14.00%),North America(8.00%),Northern Europe(8.00%),Eastern Europe(5.00%),South Asia(2.00%),South America(2.00%),Western Europe(2.00%),Southern Europe(2.00%),Central America(2.00%),Mid East(2.00%),Eastern Asia(1.00%),Oceania(1.00%),Africa(1.00%). There are total about 51-100 people in our office.
2. how can we guarantee quality? Always a pre-production sample before mass production; Always final Inspection before shipment;
3.what can you buy from us? Pressure Regulator, Instrumentation Valve, Gas Cabinet, Tube Fitting, Tubing
4. why should you buy from us not from other suppliers? We have a couple of years with professional engineers and dedicated technicians.can provide security products for you
5. what services can we provide? Accepted Delivery Terms: FOB,CIF,EXW; Accepted Payment Currency:USD,CNY; Accepted Payment Type: T/T,L/C,Western Union; Language Spoken:English,Chinese
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